Gaya APA

forum, M., suprisnto, H, S. (2009). mathematics for senior highs school year xi : bilingual ktsp 2006 . Hoboken, NJ: Yudhistira.

Gaya MLA

forum, Mathematics., suprisnto, H, Sigit. "mathematics for senior highs school year xi : bilingual ktsp 2006". Hoboken, NJ: Yudhistira, 2009. BUKU NON FIKSI.